# 整体导入
# import utis
# print(utis.add(2,3))
# print(utis.name)
# print(utis.Person("李四",22))

# 部分导入
# from utis import add,Person
# print(add(2,3))
# P=Person("李四",22)
# print(P)

# 全部导入、不推荐
from utis import *
print(add(2,3))
print(name)
print(Person("Alice",25))